Home / 33,182.48-45,792.36-18,278.48

Finding the Fourth Proportional to 33,182.48, 45,792.36 and 18,278.48

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Solution

The fourth proportional to 33,182.48, 45,792.36 and 18,278.48 is: 25,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,182.48 : 45,792.36 = 18,278.48 : x
  2. Step 2: Convert to fraction form
    33,182.48/45,792.36 = 18,278.48/x
  3. Step 3: Cross multiply
    33,182.48x = 45,792.36 × 18,278.48
  4. Step 4: Simplify right side
    33,182.48x = 837,014,736.41
  5. Step 5: Solve for x
    x = 837,014,736.41/33,182.48
  6. Step 6: Final answer
    x = 25,224.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.